Postcodes → SS → SS9 1YX Terminated

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General Information

Postal AreaSouthend-on-Sea
PostcodeSS9 1YX
User TypeLarge (more than 25 items of mail per day)
RegionEast of England
CountryEngland
Local authoritySouthend-on-Sea
Introduction Date1999-06-01
Termination Date2000-06-01
IMD 2025 Decile 9 (most deprived = 1, least = 10) Rank 28,904 of 33,755 English Indices of Deprivation 2025

Geographic Information

Latitude51.5436220
Longitude0.6621680
Easting584699
Northing186106
QualityPostcode sector mean, (mainly PO Boxes)